Vintage advertising poster for Cognac Monnet, featuring a stylized woman with sun-like hair holding a glass of cognac, with the text 'du soleil dans un verre. COGNAC MONNET' below.

Framed poster featuring an artistic depiction of a woman with wing-like flowing hair, dynamically holding up a large glass of cognac. Her hair is painted in bright yellow, suggesting the glow of the sun, while her dress is a vivid red flowing beautifully as she seems to be in mid-dance or flight. Below the image, there is text that reads 'du soleil dans un verre.' which translates to 'the sun in a glass.' The brand name 'COGNAC MONNET' is prominently displayed in large, bold yellow letters at the bottom.